APA (7th ed.) Citation

Baroni Urbani, C., & Collingwood, C. A. (1977). The zoogeography of ants (Hymenoptera, Formicidae) in Northern Europe.

Chicago Style (17th ed.) Citation

Baroni Urbani, Cesare, and Cedric A. Collingwood. The Zoogeography of Ants (Hymenoptera, Formicidae) in Northern Europe. Helsinki, 1977.

MLA (9th ed.) Citation

Baroni Urbani, Cesare, and Cedric A. Collingwood. The Zoogeography of Ants (Hymenoptera, Formicidae) in Northern Europe. 1977.

Warning: These citations may not always be 100% accurate.